Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. The arrest counts are the ones each agency reported to the FBI, as the FBI held them on October 8, 2026. The jail figures are from the Vera Institute of Justice's Incarceration Trends data. Every office link was opened and checked against the office's own site between September 23, 2026 and October 2, 2026.
Waseca County, Minnesota, has about 19,000 residents (2024 Census Bureau estimate). A person kept in custody after an arrest in Waseca County is held at the county jail, run by the Waseca County Sheriff's Office, and the jail's record of each person held is a public record. This guide says where to look for someone in custody, what the jail holds and who books people into it.
This guide covers the search, the jail, who books people and common questions.
Related guides: Waseca County public records, Waseca County arrest records, Waseca County warrants, Waseca County criminal records, Waseca County court records, Minnesota arrest records and Minnesota inmate search.
Finding Someone in Custody in Waseca County
The county jail, run by the Waseca County Sheriff's Office, holds everyone kept in custody after an arrest in Waseca County, from every agency.
SearchSystems opened and checked the jail page of the Waseca County Sheriff's Office at wasecacounty.gov/132/Sheriffs-Office (page title: Sheriff's Office | Waseca County, MN), phone (507) 835-0510, which answered when SearchSystems opened it on September 23, 2026.
That page is the office's jail information page rather than a roster, so a search for a particular person goes through the office at (507) 835-0510.
The Waseca County Jail by the Numbers
On an average day in 2021 the jail held about 3 people, down from about 14 in 2019. Its rated capacity in 2019, the last year with a capacity figure, was 26 beds, and it ran at 54 percent of it that year. The figures are from the Vera Institute of Justice's Incarceration Trends data.
Waseca County has about 19,000 residents (2024 Census Bureau estimate), so the jail holds about 2 people for every 10,000 residents.
Who Books People Into the Waseca County Jail
The Waseca County Sheriff's Office and the agencies that report for Waseca, Janesville and New Richland make the arrests that end in a booking in Waseca County.
The largest arrest counts reported to the FBI were Waseca's 183 for 2025, the Waseca County Sheriff's Office's 52 for 2025 and Janesville's 31 for 2025.
Together, the four agencies in Waseca County with all twelve months of 2025 on file reported 295 arrests to the FBI that year. Those kept in custody were booked into the county jail; a person cited and released at the scene was not.
The counts, agency by agency and year by year, are in Waseca County arrest records.
Frequently Asked Questions
How do I find an inmate in Waseca County?
Ask the Waseca County Sheriff's Office at (507) 835-0510; its jail page SearchSystems verified is at wasecacounty.gov/132/Sheriffs-Office.
How many people are in the Waseca County jail?
About 3 on an average day in 2021, the latest year in the Vera Institute's jail data, against a rated capacity of 26 beds.
What is the phone number for the Waseca County jail?
(507) 835-0510, the number on the page of the Waseca County Sheriff's Office SearchSystems verified.
Is this the official Waseca County website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official county, court and state offices described above and does not hold records, charge for them or take requests.